<!DOCTYPE html>
<html lang="en" xmlns:v-on="http://www.w3.org/1999/xhtml">
<head>
    <meta charset="UTF-8">
    <title>计数器</title>
</head>
<body>
<div id="app">
    计数器 : {{count}}
    <button v-on:click="count++">点我</button>
</div>
<script src="./js/vue.js" charset="utf-8"></script>
<script>
    var vm = new Vue({
        el: "#app",
        data: {
            count: 1
        }
    });
</script>


</body>
</html>
